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SERVICE MANUAL

ASE-150AH, ASE-192AH

CONDENSING UNITS

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Summary of Contents for ASE-150AH

Page 1: ...SERVICE MANUAL ASE 150AH ASE 192AH CONDENSING UNITS...

Page 2: ......

Page 3: ...Content General information 2 Outdoor Unit 53 Installation 65 Controller 113 1...

Page 4: ...General information 1 Model Names of Indoor Outdoor Units 3 2 External Appearance 3 3 Nomenclature 4 2...

Page 5: ...Model Names of Outdoor Units Cooling Heating kW kW ASE 150AH 44 0 47 ASE 192AH 56 3 58 6 Outdoor unit Model Power supply Capacity 380 415V 3Ph 50Hz 3...

Page 6: ...Outdoor unit ASE 150AH ASE 192AH 4...

Page 7: ...Refrigerant circuits 5...

Page 8: ...Outdoor Unit 1 Specifications 7 2 Dimensions Unit mm 9 3 Service Spaces 10 4 Wiring Diagrams 11 5 Electric Characteristics 13 6 Sound Levels 13 6...

Page 9: ...al fan x2 Motor model YDK380 4D Motor input 4 3 fan blades Hi 615 580 Lo 425 420 Capacitor 20 jF 450V Motor speed 4 3 fan blades rpm Hi 1000 1090 Lo 780 870 Type Copper tube and aluminum fin Tube size...

Page 10: ...550 4 blades Type Tube size mm No of rows Fin space mm Tube pitch a xrow pitch b mm Coil WxH mm Number of circuits Liquid side Gas side mm Max pipe length m Max difference in level Power wire Sign l w...

Page 11: ...ASE 150AH Top view ASE 192AH 2 Dimensions Unit mm 9...

Page 12: ...1 In case any obstacles exist above the outdoor unit such obstacles must be 2000mm above the outdoor unit 2 If miscellaneous articles are piled around the outdoor unit such articles must be 400mm belo...

Page 13: ...ASE 150AH 4 Wiring Diagrams 11...

Page 14: ...ASE 192AH 12...

Page 15: ...FLA Full Load Amps A KW Rated Motor Output kW 6 Sound Levels Front h H 1 m Note H h 1 2 Microphone Hz Voltage Min Max MCA TOCA MFA MSC RLA KW FLA ASE 150AH 50 380 415V 342V 440V 37 1 47 9 52 7 62 8 8...

Page 16: ...ion 1 Notes 66 2 Installation of Outdoor Units 75 3 Connection of Refrigerant Pipe 79 4 Heat Insulation of Refrigerant Pipe 88 5 Electric Connection 89 6 Trial Run 97 7 Trouble shooting 98 8 Maintenan...

Page 17: ...f the remote controller to the receiver of the indoor unit Install the unit where enough space of installation and maintenance is available Install the unit where the ceiling is horizontal and enough...

Page 18: ...t of the unit and is suitable for installing the unit horizontally without increasing noise or vibration Install the unit where the operation noise and the expelling of air do not affect neighbors Ins...

Page 19: ...ust be 400 mm below the top of the outdoor unit Use 4 steel ropes of a diameter 6mm or bigger size to hoist the outdoor unit and move it into the site In order to prevent scratch and deformity the out...

Page 20: ...The distance of the foundation bolt is shown in following picture Unit mm ASE 150AH ASE 192AH 18...

Page 21: ...tdoor unit Snow protection facilities must be installed in the snowfall areas In order to prevent influence caused by snow set up raised pavilion and install snow protection sheds at the air inlet and...

Page 22: ...e M5 screws When the pipe is connected from the front side the pipe can be led out through the right front board When welding the refrigerant pipe in order to prevent internal oxidation of the pipe ni...

Page 23: ...its have reusable valves on both the liquid and vapor connections The total system refrigerant charge is retained within the outdoor unit during shipping and installation The reusable valves are provi...

Page 24: ...ecrease piping sizes As shown in following picture when brazing the indoor and outdoor connective lines pad a sheet metal under the valve avoids the flame burning the chassis Precaution should be take...

Page 25: ...nnection After this connection has cooled remove the nitrogen source from the liquid fitting service port Replace the Schrader core in the liquid and vapor valves Leak test all refrigerant piping conn...

Page 26: ...ge or leak test Tighten the spool of the low pressure valve and high pressure valve before compressing the nitrogen Compress the nitrogen at the air vent of the gas valve The low pressure valve and hi...

Page 27: ...remove the square head cover and maintenance orifice nut of valves A and B Connect the filler hose of refrigerant tank with the maintenance orifice of valve A Loosen the valve of the refrigerant tank...

Page 28: ...le of the manifold valve completely and stop the vacuum pump Keep extracting air for over 15 minutes Check whether the multi meter points at 1 0 10Pa 76cmHg Loosen the remove the square head cover of...

Page 29: ...e length 16mm ASE 150AH 0 18kg 16mm ASE 192AH 0 20kg Note Please check and record the replenished quantity of the air conditioner Refrigerant leak precautions This air conditioner uses refrigerant R22...

Page 30: ...he threshold value please install a mechanic ventilation device Perform ventilation often In case frequent ventilation is impossible please install the leakage detection alarm device linked with the m...

Page 31: ...After applying the auxiliary heat insulation materials use vinyl resin tape to seal refrigerant pipe and drainage pipe to prevent water leak 5 Electric Connection 5 1 Caution Use special power supply...

Page 32: ...D with the rating of above 10mA shall be incorporated in the fixed wiring according to the national rule The appliance shall be installed in accordance with national wiring regulations 5 2 Specificati...

Page 33: ...r supply If the phase sequence is reversed the compressor will not start Meanwhile the fault indicator of the outdoor electric control board will light up After shifting the phase sequence power on th...

Page 34: ...the electric safety before trial run Do not perform compulsory operation in any way because it is very dangerous if the protection device is not active Perform trial run only after all installations...

Page 35: ...ssing the ON OFF button the system does not run immediately If the Run indicator is on it indicates the air conditioner runs in the normal status It does not run immediately because the safety device...

Page 36: ...or stops running That is the sound raised because the plastic assemblies inflate or deflate when the temperature changes Dust is blown out of the indoor unit When the air conditioner resumes service a...

Page 37: ...y fails Operate it after power supply resumes and connect the power supply properly The power switch is not connected The fuse blows out or the circuit breaker acts Replace the fuse or check whether e...

Page 38: ...temperature It is normal and the cooling effect of the air conditioner is deteriorated The refrigerant is leaked or the replenishment is deficient Detect leak and fill the refrigerant of a correct qu...

Page 39: ...ow pressure protections within 1 hour System hi pressure protection hi temperature protection of compressor discharger O Current overload protection O High temperature protection of condenser O Note L...

Page 40: ...Communication error Condenser temperature sensor error Ambient temperature sensor error 38...

Page 41: ...System low pressure protection Three times low pressure protections within 1 hour 39...

Page 42: ...System high pressure protection 40...

Page 43: ...Hi temperature protection of compressor discharger Current overload protection Note The value of current protection is 26A for 76000Btu h outdoor unit 28A for 96000Btu h outdoor unit 41...

Page 44: ...controller and then cut off the power supply When the main power switch is turned on a certain extent of electric power is consumed even if the air conditioner does not run Turning off the main power...

Page 45: ...n cleaning them up Check the air inlet and outlet of the outdoor unit periodically to see whether they are blocked by stain or lampblack Maintenance of indoor unit Only the professionals can perform r...

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